Insect Bite Diagnostic Aid: S-C-R-A-T-C-H

(The above image is a linked image from the article by Hernandez and Cohen)Hernandez and Cohen developed a diagnostic guidelines when they found that a majority of children with a final diagnosis of an insect-bite hypersensitivity reaction had undergone costly, unnecessary and extensive lab tests and skin biopsies before they were referred to Johns Hopkins Children's Center.This set of principles